package com.zheng.russiaRec.model.utils 
{
	
	/**
	 * @describe  	...
	 * @author  	Mr.zheng
	 * @website 	http://blog.sina.com.cn/zihua2007
	 * @time		... 
	 */
	public class U_ArrConcat
	{
		
		/**
		 * 合并两个数组
		 */
		public function concatArr(arr1:Array,arr2:Array):Array{
			var num:int=arr2.length;
			for(var i:int=0;i<num;i++){
				arr1.splice(0,0,arr2[i]);
			}
			return arr1;
		}
		
	}
	
}